CVE-2021-23891: mcafee total_protection Improper Privilege Management
CVSS: 7.8v3.1HighModified
Published 12-05-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-23891 is a high (CVSS 7.8) Improper Privilege Management vulnerability in mcafee total_protection. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 26.1% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (CVE.org)EPSS score
0.34%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 12-05-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
Privilege Escalation vulnerability in McAfee Total Protection (MTP) prior to 16.0.32 allows a local user to gain elevated privileges by impersonating a client token which could lead to the bypassing of MTP self-defense.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.34%
Chance of exploitation in the next 30 days
Percentile
26%
Versus all other CVEs
30-day change
0.00 pp
From 0.34% on 19-09-2026
19-09-202619-10-2026
EPSS score0.34%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Mcafee1 product
- total_protection< 16.0.32
Mcafee,llc1 product
- mcafee total protection (mtp)≥ unspecified, < 16.0.32
2 vendors · 2 products
References
1 links- service.mcafee.com/FAQDocument.aspx?&id=TS103146X Refsource CONFIRM